42199420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{44893}}^1$

素因数の和:44949

約数の個数: 24

約数和(自身を含む): 90506304

約数和(自身を除く): 48306884

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 44893, 89786, 179572, 224465, 448930, 897860, 2109971, 4219942, 8439884, 10549855, 21099710, 42199420]

約数ペア:

[(1, 42199420), (2, 21099710), (4, 10549855), (5, 8439884), (10, 4219942), (20, 2109971), (47, 897860), (94, 448930), (188, 224465), (235, 179572), (470, 89786), (940, 44893)]